Transaction not yet indexed

21iffobXD1b4C4XqE8deBk9VxaejqpgfDoJd7zFc7ALkVhUU4Hcmwu8kCFjXmbL6B3pAenvKRfxuh5zabXfkq653

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.